DESCRIZIONE
The present invention relates to a cultivation structure and a method for operating a cultivation structure comprising an area for cultivation, the cultivation structure being connected to a subterranean thermal energy storage. The arrangement comprises: a heating-cooling system for controlling an indoor climate of the structure, wherein the heating-cooling system is arranged to cool air in the structure by transporting heat from the air in the structure into the subterranean thermal energy storage and wherein the heating-cooling system is arranged to heat air in the structure by transporting heat from the subterranean thermal energy storage into the structure.